Fbd pictionary

Draw the FBD on your mini-whiteboardBe sure to label your forces.

Thursday, September 9, 2010

Air puck, floating at rest


Air puck, floating, moving at constant velocity.


Box at rest on truck bed (truck at rest).


Box at rest on moving truck bed (constant velocity).


Helicopter hovering at rest


Jet flying at constant velocity.


Rocket man flying at constant velocity


What’s wrong with this?


Book against wall


Suction cup against wall (at rest)


Can this be constant velocity?


What about this?


PICTIONARY JEOPARDY

Draw a free body diagram with no forces at all.

Where could this happen?

How does this object move?


PICTIONARY JEOPARDY

Draw a FBD for an object feeling the force normal force acting in the same direction as the gravitational force.




PICTIONARY JEOPARDY

Draw a FBD for an object feeling the force normal force acting 135° away from the gravitational force. If this object is at rest, what else do you know?




FINAL ROUND

Label the magnets 1 (bottom) through 5 (top).

Draw FBD for each. Hint: the magnetic force gets

weaker as magnets get further apart.


Fbd pictionary

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